hornworm (caterpillar of a hawk moth); (hairless) caterpillar
biting louse (any louse of order Mallophaga); small winged insect (esp. a flying ant or termite)
roundworm (Ascaris lumbricoides); mawworm; (metaphor for) location of one's feelings or sentiments; (metaphor for) empty stomach; feeling of hunger
hairy caterpillar; woolly bear; pest; nudnik (nudnick)
peanut worm (any worm of phylum Sipuncula)
faint breath; dying whisper; at death's door
undesirable lover (boyfriend, girlfriend); passion; temper; irritability
singing of insects (esp. in autumn); sound of insects
someone who gets in the way without serving any useful purpose; fly in the ointment; buttinsky; third wheel
rhinoceros beetle (esp. the Japanese rhinoceros beetle, Trypoxylus dichotomus)
calls and sounds made by insects
worm-eaten; moth-eaten; holes eaten in clothing, leaves, etc. by caterpillars, moths, etc.; leaf warbler (any bird of genus Phylloscopus); chiffchaff
insecticide; insect repellent
bell cricket (Meloimorpha japonicus); (arch.) pine cricket (Xenogryllus marmoratus)
athlete's foot; water boatman (esp. species Hesperocorixa distanti); Asellus hilgendorfi (species of aquatic sowbug)
magnifying glass; wrestler of the lowest rank
insect catching; bug catching
bookworm; bibliophile; bibliophage
insecticide; insect repellent
snake in one's bosom; treacherous friend
cabbageworm (caterpillar of the cabbage white butterfly)
small insect; midge; vermicule
ladybug (Harmonia axyridis); ladybird
to become verminous; to be infested with insects; to begin to keep bad company; to have an (unfavorable, unfavourable) lover
rushing to one's doom; (like a) moth flying into the flame
scarabaeid beetle grub; any insect (or worm, etc.) that lives in soil
pine cricket (Xenogryllus marmoratus); (arch.) bell cricket (Meloimorpha japonicus)
ladybug (Harmonia axyridis); ladybird
jewel beetle (esp. Chrysochroa fulgidissima); buprestid
bed bug (Cimex lectularius); bedbug
dung beetle; gold beetle; goldbug; maggots in faeces (feces)
money loser; high-cost, low-return project
rhinoceros beetle (esp. the Japanese rhinoceros beetle, Trypoxylus dichotomus)
aphid; plant louse; cockroach; Japanese house bat (Pipistrellus abramus); hanger-on; parasite
caterpillar fungus (esp. Cordyceps sinensis)
inchworm; measuring worm; looper (caterpillar)
to forebode; to have a presentiment
to become verminous; to be infested with insects; to begin to keep bad company; to have an (unfavorable, unfavourable) lover
magnifying glass; wrestler of the lowest rank
flies that appear in Tohoku and Hokkaido in late autumn or early winter (esp. the woolly apple aphid); flies that appear above fallen snow in the early spring (esp. certain species of small winter stonefly and true crane fly)
inchworm; measuring worm; looper (caterpillar)
rhinoceros beetle (esp. the Japanese rhinoceros beetle, Trypoxylus dichotomus)
pillbug; pill bug; woodlouse; sowbug; sow bug; slater
insect catching; bug catching
deworming medicine; anthelmintic
summer insect; summer insects
some prefer nettles; there's no accounting for taste; every man to his taste
insect bite; bug bite; sting
scarabaeid beetle; Mimela splendens (metallic-green scarabaeid beetle)
pin (esp. for mounting insects); setting pin
aquatic insect larva (esp. of caddisflies, mayflies, etc.)
bur (prickly seeds or seedheads that stick to fur and clothes); burr
caterpillar (esp. hairless); person with scanty supply of clothes
to be itching to do something
tread on a worm and it will turn; even a tiny bug will defend itself; even the weakest and smallest beings have their own wills, so do not make light of them
hornworm (caterpillar of a hawk moth); (hairless) caterpillar
magnifying glass; wrestler of the lowest rank
torch procession to drive away crop-eating insects
workaholic; person who is totally devoted to his work
kanji "insect" radical at left
wood louse; wood lice; slater
convulsions (in a child); nervousness; short-temperedness; bug thought to cause children's diseases
Mecopoda nipponensis (species of katydid)
convulsions (in a child); nervousness; short-temperedness; bug thought to cause children's diseases
moss animal (any animal of phylum Bryozoa)
bur (prickly seeds or seedheads that stick to fur and clothes); burr
to have a stomach ache; to get on one's nerves; to cause offence
scarabaeid beetle; Mimela splendens (metallic-green scarabaeid beetle)
heartburn; strong sense of disgust
harvestman; daddy longlegs (arachnid of order Opiliones)
aphid; plant louse; cockroach; Japanese house bat (Pipistrellus abramus); hanger-on; parasite
dobsonfly or stonefly larva
leaf insect (esp. species Phyllium pulchrifolium)
ground beetle; carabid (esp. of subfamily Carabinae); (arch.) millipede
mushi-ken; Japanese rock-paper-scissors variant, in which the "frog", "snake" and "slug" are represented by the thumb, forefinger and little finger respectively
some prefer nettles; there's no accounting for taste; every man to his taste
diligent student; drudge; swot
to sacrifice something small in order to save something great; to lose a leg to save one's life; to kill a small bug and help a large one
bloodworm (Halla okadai, species of eunicid worm used as fishing bait); red mite (Trombicula akamushi); chigger mite; harvest mite
Mecopoda nipponensis (species of katydid)
ringworm (of the body); tinea corporis
first spring thunderstorm of the year
to sacrifice something small in order to save something great; to lose a leg to save one's life; (lit.) to kill a small bug and save a large one
incantation to rid a child of insects traditionally believed to cause disease; charm to cure colic, tantrums, etc.
rhinoceros beetle (esp. the Japanese rhinoceros beetle, Trypoxylus dichotomus)
someone who gets in the way without serving any useful purpose; fly in the ointment; buttinsky; third wheel
ground beetle; carabid (esp. of superfamily Caraboidea, but excluding subfamily Carabinae); Anisodactylus signatus (species of ground beetle)
euglena (freshwater flagellate)
convulsions (in a child); nervousness; short-temperedness; bug thought to cause children's diseases
bur (prickly seeds or seedheads that stick to fur and clothes); burr
stinky bug (esp. the bombardier beetle); stink bug
some prefer nettles; there's no accounting for taste; every man to his taste
some prefer nettles; there's no accounting for taste; every man to his taste
any horsehair worm of class Gordioidea; gordian worm (of class Gordioidea); hair worm (of class Gordioidea); wireworm (click beetle larva)
springtail (wingless insect of the order Collembola)
to have a stomach ache; to get on one's nerves; to cause offence
caddis worm; caddis-worm (caddisfly larva)
bark beetle (Scolytidae spp.); gribble (Limnoria lignorum)
bombardier beetle (esp. species Pheropsophus jessoensis); stink bug
bombardier beetle (esp. species Pheropsophus jessoensis); stink bug
stinky bug (esp. the bombardier beetle); stink bug
bombardier beetle (esp. species Pheropsophus jessoensis); stink bug
bur (prickly seeds or seedheads that stick to fur and clothes); burr
Protura (order of wingless insects)
children's medicine for nervousness; snack for an empty stomach
true bristletail (any insect of order Thysanura, esp. of family Lepismatidae)
flatworm; flat worm; flat bark beetle
nymph (immature form of an insect)
mythical spirit residing in a person's body that generates a desire to drink (also said to turn water into alcohol)
true bristletail (any insect of order Thysanura, esp. of family Lepismatidae)
someone who curls up under a kotatsu all winter; kotatsu bug; kotatsu snail
Bothrogonia ferruginea (species of leafhopper)
Sick Girl (Masters of Horror)
xenoturbellan (either of two species of worm-like basal deuterostomes)
mushifuda; stripped hanafuda deck consisting of 40 cards
someone who curls up under a kotatsu all winter; kotatsu bug; kotatsu snail
hunchback; humpback; crookback
Paramecium spp. (esp. Paramecium caudatum)
leaf beetle (of family Chrysomelidae)
cochineal insect (Dactylopius coccus)
Marphysa sanguinea (species of eunicid worm)
click beetle; skipjack (beetle of family Elateridae)
rhizocephala (parasitic barnacles)
Chinese wax scale insect (Ericerus pela)
Chinese wax scale insect (Ericerus pela)
ribbon worm (any worm of phylum Nemertea)
Chinese wax scale insect (Ericerus pela)
Chinese wax scale insect (Ericerus pela)
Chinese wax scale insect (Ericerus pela)
Chinese wax scale insect (Ericerus pela)
acorn worm (any hemichordate of class Enteropneusta)
pseudoscorpion (any arachnid of order Pseudoscorpionida); false scorpion
Notonecta triguttata (species of backswimmer)
lace bug (any insect of family Tingidae)
ghost walker (beetle) (Mormolyce phyllodes); violin beetle
tongue worm (any worm of phylum Pentastomida)
vestimentiferan (any tube worm of order Vestimentifera)
arrow worm (any worm of phylum Chaetognatha)
ghost walker (beetle) (Mormolyce phyllodes); violin beetle
viburnum; Viburnum furcatum
proturan (any wingless insect of order Protura)
phoronid (any wormlike animal of phylum Phoronida)
velvet worm (Onychophora)
schizomid (any arachnid of order Schizomida)
beard worm (any worm of phylum Pogonophora)
wooly apple aphid (Eriosoma lanigerum)
inocelliid snakefly (any insect of family Inocelliidae)
insect peddler (esp. fireflies and crickets)